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Whlie solving complex number 1-i in polar form.In book they have taken theta =-pi/4 why not 7pi/4 because the point lie in fourth quadrant and the theta is given by 2pi-angle(alpha) or -angle(alpha).

Whlie solving complex number 1-i in polar form.In book they have taken theta =-pi/4 why not 7pi/4 because the point lie in fourth quadrant and the theta is given by 2pi-angle(alpha) or -angle(alpha).

Grade:12th Pass

2 Answers

Aman Bansal
592 Points
9 years ago

Dear Anil,

We always try to locate [oints in y=the nearest quadrant, thats y in first quadrant.

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Aman Bansal

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Shaurya Gupta
41 Points
9 years ago

since it lies in 4rth quadrant, theta = -alpha=-pi/4

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